Check in codegen test expectations.

test/codegen/expect/corelib/list_for_each_test.js

Index: test/codegen/expect/corelib/list_for_each_test.js
diff --git a/test/codegen/expect/corelib/list_for_each_test.js b/test/codegen/expect/corelib/list_for_each_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..0b204f1f5585c755ea5ca2007d891d27581adca8
--- /dev/null
+++ b/test/codegen/expect/corelib/list_for_each_test.js
@@ -0,0 +1,92 @@
+dart_library.library('corelib/list_for_each_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__list_for_each_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const collection = dart_sdk.collection;
+  const _interceptors = dart_sdk._interceptors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const list_for_each_test = Object.create(null);
+  let JSArrayOfint = () => (JSArrayOfint = dart.constFn(_interceptors.JSArray$(core.int)))();
+  let JSArrayOfList = () => (JSArrayOfList = dart.constFn(_interceptors.JSArray$(core.List)))();
+  let ListTovoid = () => (ListTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [core.List])))();
+  let dynamicTovoid = () => (dynamicTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [dart.dynamic])))();
+  let VoidTovoid = () => (VoidTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [])))();
+  let dynamicTobool = () => (dynamicTobool = dart.constFn(dart.definiteFunctionType(core.bool, [dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  list_for_each_test.MyList = class MyList extends collection.ListBase {
+    new(list) {
+      this.list = list;
+    }
+    get length() {
+      return this.list[dartx.length];
+    }
+    set length(value) {
+      this.list[dartx.length] = value;
+    }
+    get(index) {
+      return this.list[dartx.get](index);
+    }
+    set(index, val) {
+      this.list[dartx.set](index, val);
+      return val;
+    }
+    toString() {
+      return dart.toString(this.list);
+    }
+  };
+  dart.addSimpleTypeTests(list_for_each_test.MyList);
+  dart.setSignature(list_for_each_test.MyList, {
+    constructors: () => ({new: dart.definiteFunctionType(list_for_each_test.MyList, [core.List])}),
+    methods: () => ({
+      get: dart.definiteFunctionType(dart.dynamic, [core.int]),
+      set: dart.definiteFunctionType(dart.void, [core.int, dart.dynamic])
+    })
+  });
+  dart.defineExtensionMembers(list_for_each_test.MyList, [
+    'get',
+    'set',
+    'toString',
+    'length',
+    'length'
+  ]);
+  list_for_each_test.testWithoutModification = function(list) {
+    let seen = [];
+    list[dartx.forEach](dart.bind(seen, dartx.add));
+    expect$.Expect.listEquals(list, seen);
+  };
+  dart.fn(list_for_each_test.testWithoutModification, ListTovoid());
+  list_for_each_test.testWithModification = function(list) {
+    if (dart.test(list[dartx.isEmpty])) return;
+    expect$.Expect.throws(dart.fn(() => list[dartx.forEach](dart.fn(_ => list[dartx.add](0), dynamicTovoid())), VoidTovoid()), dart.fn(e => core.ConcurrentModificationError.is(e), dynamicTobool()));
+  };
+  dart.fn(list_for_each_test.testWithModification, ListTovoid());
+  let const$;
+  let const$0;
+  let const$1;
+  list_for_each_test.main = function() {
+    let fixedLengthList = core.List.new(10);
+    for (let i = 0; i < 10; i++)
+      fixedLengthList[dartx.set](i, i + 1);
+    let growableList = core.List.new();
+    growableList[dartx.length] = 10;
+    for (let i = 0; i < 10; i++)
+      growableList[dartx.set](i, i + 1);
+    let growableLists = JSArrayOfList().of([[], JSArrayOfint().of([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]), new list_for_each_test.MyList(JSArrayOfint().of([1, 2, 3, 4, 5])), growableList]);
+    let fixedLengthLists = JSArrayOfList().of([const$ || (const$ = dart.constList([], dart.dynamic)), fixedLengthList, const$0 || (const$0 = dart.constList([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], core.int)), new list_for_each_test.MyList(const$1 || (const$1 = dart.constList([1, 2], core.int)))]);
+    for (let list of growableLists) {
+      core.print(list);
+      list_for_each_test.testWithoutModification(list);
+      list_for_each_test.testWithModification(list);
+    }
+    for (let list of fixedLengthLists) {
+      list_for_each_test.testWithoutModification(list);
+    }
+  };
+  dart.fn(list_for_each_test.main, VoidTodynamic());
+  // Exports:
+  exports.list_for_each_test = list_for_each_test;
+});